Exact Replacement for LG part number 6615JB2005C Defrost Thermostat Sensor Sensor and Thermal Limit Attached 4 Prong Molex Plug Attached Designed to fit specific LG manufactured refrigerators Exact Replacement for LG part number 6615JB2005C Defrost sensor assembly 6615JB2005C monitors the temperature of the evaporator coil to prevent it from overheating. The assembly includes the defrost sensor, fuse and wire harness ReplacesJB2005A AH3529338 EA3529338 PS3529338 4 Prong Molex Plug Attached Designed to fit specific LG and Kenmore manufactured refrigerator models. Some customer says this is also good for Bosch B21CL80SNS refrigerators with E4 error for defrost fault